Home / 13,838,417.10-20,769,435.45-6,173,856.90

Finding the Fourth Proportional to 13,838,417.10, 20,769,435.45 and 6,173,856.90

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Solution

The fourth proportional to 13,838,417.10, 20,769,435.45 and 6,173,856.90 is: 9,266,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,838,417.10 : 20,769,435.45 = 6,173,856.90 : x
  2. Step 2: Convert to fraction form
    13,838,417.10/20,769,435.45 = 6,173,856.90/x
  3. Step 3: Cross multiply
    13,838,417.10x = 20,769,435.45 × 6,173,856.90
  4. Step 4: Simplify right side
    13,838,417.10x = 128,227,522,362,087.11
  5. Step 5: Solve for x
    x = 128,227,522,362,087.11/13,838,417.10
  6. Step 6: Final answer
    x = 9,266,054.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.